If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
Most of the dust underneath your bed is actually your own dead skin.
251
The Jewel Wasp injects a drug into a cockroach’s brain, turns it into a zombie, rides it like a horse back to its burrow, and then lets its hatched larvae feed on the cockroaches body from the inside.
6
Your ears secrete more earwax when you are afraid than when you aren't.
229
In 1386, a pig in France was executed by public hanging for the murder of a child.
469
Sniffologists have the job of sniffing armpits.
4